diff options
| author | Sean Christopherson <[email protected]> | 2021-06-23 16:05:46 -0700 |
|---|---|---|
| committer | Paolo Bonzini <[email protected]> | 2021-07-14 12:17:55 -0400 |
| commit | 4bf48e3c0aafd32b960d341c4925b48f416f14a5 (patch) | |
| tree | 6c1f5b8a0fcb3b124cefd2b9c4ca74d64ff2e09a /tools/testing/selftests/bpf/prog_tests | |
| parent | f0414b078dd11641a7a64027c2741396f47718fd (diff) | |
KVM: x86: Use guest MAXPHYADDR from CPUID.0x8000_0008 iff TDP is enabled
Ignore the guest MAXPHYADDR reported by CPUID.0x8000_0008 if TDP, i.e.
NPT, is disabled, and instead use the host's MAXPHYADDR. Per AMD'S APM:
Maximum guest physical address size in bits. This number applies only
to guests using nested paging. When this field is zero, refer to the
PhysAddrSize field for the maximum guest physical address size.
Fixes: 24c82e576b78 ("KVM: Sanitize cpuid")
Cc: [email protected]
Signed-off-by: Sean Christopherson <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests')
0 files changed, 0 insertions, 0 deletions